===== COMMAND =====: blkid -o list
===== RETURN CODE =====: 0
===== STDOUT =====:
[10.20.0.4] out: device     fs_type label    mount point    UUID
[10.20.0.4] out: -------------------------------------------------------------------------------
[10.20.0.4] out: /dev/sda3  ext2             /boot          e4d238bd-0791-497c-82c2-167c7f9a17aa
[10.20.0.4] out: /dev/sda4  LVM2_member      (in use)       R6axQ9-Birp-WiM2-Qbi8-i1hL-yZHe-89YNdl
[10.20.0.4] out: /dev/sda6  LVM2_member      (in use)       qyVn1M-sWNY-vux4-ESSx-VKKz-RrAU-ZceV4R
[10.20.0.4] out: /dev/sda7  ext2    config-2 (not mounted)  69a76a31-8769-4d95-aaa4-ca87dfd102a8
[10.20.0.4] out: /dev/mapper/vm-nova
[10.20.0.4] out:            xfs              /var/lib/nova  c73c13f5-7714-47c3-a7cd-6977438edf4f
[10.20.0.4] out: /dev/mapper/os-root
[10.20.0.4] out:            ext4             /              2befa841-e1fc-4978-8c2c-6417694fb831
[10.20.0.4] out: /dev/mapper/os-swap
[10.20.0.4] out:            swap             <swap>         9795b47f-0cf9-43b5-ac18-1f73a48289cd
[10.20.0.4] out: /dev/dm-0  xfs              /var/lib/nova  c73c13f5-7714-47c3-a7cd-6977438edf4f
[10.20.0.4] out: /dev/dm-1  ext4             /              2befa841-e1fc-4978-8c2c-6417694fb831
[10.20.0.4] out: /dev/dm-2  swap             <swap>         9795b47f-0cf9-43b5-ac18-1f73a48289cd
[10.20.0.4] out: /dev/sda5  xfs              /var/lib/ceph/osd/ceph-2 8742d0e1-f12d-4213-bdde-c9a67aef8aab
[10.20.0.4] out: 

===== STDERR =====:
